Twitter, Microblogging | featured news

One of the newest Twitter-ers: First lady Michelle Obama.

Our overall happiness is apparently in decline. How do we know? It's on Twitter. A team of mathematicians from the University of Vermont analyzed 4.6 billion Twitter messages worldwide over 33 months. They assigned happiness grades to more than 10,000 of the most common words, crunched all the numbers and plotted them on a graph that shows a gradual downward slope during the past year and a half or so, through mid-September.

Saudi billionaire Prince Alwaleed bin Talal and his investment company said Monday they are investing a combined $300 million into Twitter, giving the microblogging site a cash boost as it looks to entice more users and paying advertisers.

Micro-blogging site Twitter is joining the ranks of Facebook and Google+ as it launches 'brand' pages as part of a service-wide redesign.

After the Obama campaign’s masterful use of social media in 2008, House Republicans have adopted Twitter as their karaoke microphone against the White House bullhorn.

Twitter CEO Dick Costolo says his company is now seeing almost 250 million tweets every day, up from 100 million at the beginning of 2011. That’s a billion tweets every four or five days. Costolo made the comments in an on-stage interview with John Battelle at the Web 2.0 Summit in San Francisco on Monday night.

The top campaign strategists for President Obama and Republican Mitt Romney are in a war of 140 characters or less, lobbing insults about each ...

Hacker group The Script Kiddies successfully hacked another news organization when it logged onto USA Today's Twitter page and posted false statements Sunday evening.

People with accounts on both Facebook and Twitter have been able to update them both simultaneously for a long time -- but from Twitter to Facebook, and not the other way around. That’s about to change.

Twitter CEO Dick Costolo, announced a list of interesting engagement stats, and then slipped in this tiny piece of information in an informal business meeting on Thursday morning that “Users will begin to observe promoted tweets from companies you don’t follow.”